CI: Cancel old PR workflow runs automatically

tweag · Dec 4, 2023 · 56b02e4 · 56b02e4
1 parent eab7099
commit 56b02e4
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.github/workflows/workflow.yaml b/.github/workflows/workflow.yaml
@@ -15,6 +15,9 @@ env:
 jobs:
   test-nixpkgs:
     name: Build & Test - Nixpkgs
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.os }}-${{ matrix.ghc-version }}
+      cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
     strategy:
       fail-fast: false
       matrix: